76500816 has 160 divisors (see below), whose sum is σ = 244270080. Its totient is φ = 20133888.

The previous prime is 76500797. The next prime is 76500857. The reversal of 76500816 is 61800567.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 336895 + ... + 337121.

It is an arithmetic number, because the mean of its divisors is an integer number (1526688).

Almost surely, 2^76500816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76500816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122135040).

76500816 is an abundant number, since it is smaller than the sum of its proper divisors (167769264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76500816 is a wasteful number, since it uses less digits than its factorization.

76500816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 76500816 is about 8746.4744897587. The cubic root of 76500816 is about 424.5107467996.

The spelling of 76500816 in words is "seventy-six million, five hundred thousand, eight hundred sixteen".